<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title></title>
    <link href="index.css" rel="stylesheet"/>
</head>
<body>
<h1>page1</h1>
<a href="index.html">index</a>
<a href="page1.html">page1</a>
<a href="page2.html">page2</a>
</body>
</html>